Home / 30,181.76-41,650.79-16,752.98

Finding the Fourth Proportional to 30,181.76, 41,650.79 and 16,752.98

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Solution

The fourth proportional to 30,181.76, 41,650.79 and 16,752.98 is: 23,119.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.76 : 41,650.79 = 16,752.98 : x
  2. Step 2: Convert to fraction form
    30,181.76/41,650.79 = 16,752.98/x
  3. Step 3: Cross multiply
    30,181.76x = 41,650.79 × 16,752.98
  4. Step 4: Simplify right side
    30,181.76x = 697,774,893.74
  5. Step 5: Solve for x
    x = 697,774,893.74/30,181.76
  6. Step 6: Final answer
    x = 23,119.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.